A survey of roof supports examined by SMRE during the period 1960-1967
An edition of A survey of roof supports examined by SMRE during the period 1960-1967 (1969)
By S. G. Harris
Publish Date
1969
Publisher
Safety in Mines Research Establishment
Language
eng
Pages
51
1-1 of 1 Editions
A survey of roof supports examined by SMRE during the period 1960-1967
Language: eng
Pages: 51
Published In: 1969
Publisher: Safety in Mines Research Establishment